Comparison of Etymotic insert and TDH supra-aural earphones in auditory brainstem response measurement.
Van Campen LE, Sammeth CA, Hall JW, Peek BF. Comparison of Etymotic insert and TDH supra-aural earphones in auditory brainstem response measurement. J Am Acad Audiol. 1992 Sep; 3(5):315-23.